20122073896

素因数分解:

$2^3\times {\mathrm{18131}}^1\times {\mathrm{138727}}^1$

素因数の和:156864

約数の個数: 16

約数和(自身を含む): 37731241440

約数和(自身を除く): 17609167544

約数列:

[1, 2, 4, 8, 18131, 36262, 72524, 138727, 145048, 277454, 554908, 1109816, 2515259237, 5030518474, 10061036948, 20122073896]

約数ペア:

[(1, 20122073896), (2, 10061036948), (4, 5030518474), (8, 2515259237), (18131, 1109816), (36262, 554908), (72524, 277454), (138727, 145048)]